[INFO] fetching crate graphflo 0.1.0...
[INFO] checking graphflo-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate graphflo 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate graphflo 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate graphflo 0.1.0
[INFO] removed path dependency libflo from crates.io crate graphflo 0.1.0
[INFO] removed path dependency libflo_error from crates.io crate graphflo 0.1.0
[INFO] removed path dependency libflo_module from crates.io crate graphflo 0.1.0
[INFO] removed path dependency mut_static from crates.io crate graphflo 0.1.0
[INFO] finished tweaking crates.io crate graphflo 0.1.0
[INFO] tweaked toml for crates.io crate graphflo 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aster v0.27.0
[INFO] [stderr]   Downloaded syntex v0.44.0
[INFO] [stderr]   Downloaded syntex_errors v0.44.0
[INFO] [stderr]   Downloaded quasi_codegen v0.20.0
[INFO] [stderr]   Downloaded syntex_syntax v0.44.1
[INFO] [stderr]   Downloaded quasi v0.20.1
[INFO] [stderr]   Downloaded syntex_pos v0.44.0
[INFO] [stderr]   Downloaded serde_macros v0.8.9
[INFO] [stderr]   Downloaded quasi_macros v0.20.0
[INFO] [stderr]   Downloaded serde_codegen v0.8.9
[INFO] [stderr]   Downloaded mut_static v0.1.0
[INFO] [stderr]   Downloaded libflo_error v0.1.2
[INFO] [stderr]   Downloaded libflo_event v0.1.2
[INFO] [stderr]   Downloaded libflo_module v0.1.2
[INFO] [stderr]   Downloaded serde_codegen_internals v0.8.9
[INFO] [stderr]   Downloaded libflo v0.1.2
[INFO] [stderr]   Downloaded libflo_func v0.1.2
[INFO] [stderr]   Downloaded error-chain v0.5.0
[INFO] [stderr]   Downloaded libflo_dynamic_event v0.1.2
[INFO] [stderr]   Downloaded sharedlib v6.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3288bfcdd96bb88bc5dfcc2826c31eb37e26615e9798df0a09f0147b6dfc9c6e
[INFO] running `Command { std: "docker" "start" "-a" "3288bfcdd96bb88bc5dfcc2826c31eb37e26615e9798df0a09f0147b6dfc9c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3288bfcdd96bb88bc5dfcc2826c31eb37e26615e9798df0a09f0147b6dfc9c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3288bfcdd96bb88bc5dfcc2826c31eb37e26615e9798df0a09f0147b6dfc9c6e", kill_on_drop: false }`
[INFO] [stdout] 3288bfcdd96bb88bc5dfcc2826c31eb37e26615e9798df0a09f0147b6dfc9c6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ee517e859d76e5314c43793496747003e063327f974a4af7c0f6749c9b52dd3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5ee517e859d76e5314c43793496747003e063327f974a4af7c0f6749c9b52dd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]    Compiling sharedlib v6.0.0
[INFO] [stderr]    Compiling syntex_pos v0.44.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]     Checking kernel32-sys v0.2.2
[INFO] [stderr]    Compiling syntex_errors v0.44.0
[INFO] [stderr]     Checking error-chain v0.7.2
[INFO] [stderr]     Checking libflo_error v0.1.2
[INFO] [stderr]     Checking mut_static v0.1.0
[INFO] [stderr]    Compiling syntex_syntax v0.44.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]     Checking error-chain v0.5.0
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]    Compiling syntex v0.44.0
[INFO] [stderr]    Compiling aster v0.27.0
[INFO] [stderr]    Compiling quasi v0.20.1
[INFO] [stderr]    Compiling serde_codegen_internals v0.8.9
[INFO] [stderr]    Compiling quasi_codegen v0.20.0
[INFO] [stderr]    Compiling serde_codegen v0.8.9
[INFO] [stderr]    Compiling libflo_module v0.1.2
[INFO] [stderr]    Compiling libflo_func v0.1.2
[INFO] [stderr]    Compiling libflo_event v0.1.2
[INFO] [stderr]    Compiling libflo_dynamic_event v0.1.2
[INFO] [stderr]    Compiling graphflo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking libflo v0.1.2
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:111:43
[INFO] [stdout]     |
[INFO] [stdout] 111 | ...                   match try!(visitor . visit :: < usize > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:115:45
[INFO] [stdout]     |
[INFO] [stdout] 115 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:120:43
[INFO] [stdout]     |
[INFO] [stdout] 120 | ...                   match try!(visitor . visit :: < NodeDesc >
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:124:45
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:128:33
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:141:43
[INFO] [stdout]     |
[INFO] [stdout] 141 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:150:54
[INFO] [stdout]     |
[INFO] [stdout] 150 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:160:54
[INFO] [stdout]     |
[INFO] [stdout] 160 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:165:45
[INFO] [stdout]     |
[INFO] [stdout] 165 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:171:33
[INFO] [stdout]     |
[INFO] [stdout] 171 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:176:41
[INFO] [stdout]     |
[INFO] [stdout] 176 | ...                   try!(visitor . missing_field ( "key"
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:183:41
[INFO] [stdout]     |
[INFO] [stdout] 183 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:222:29
[INFO] [stdout]     |
[INFO] [stdout] 222 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:225:25
[INFO] [stdout]     |
[INFO] [stdout] 225 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:227:25
[INFO] [stdout]     |
[INFO] [stdout] 227 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:229:25
[INFO] [stdout]     |
[INFO] [stdout] 229 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:231:25
[INFO] [stdout]     |
[INFO] [stdout] 231 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:234:25
[INFO] [stdout]     |
[INFO] [stdout] 234 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:237:25
[INFO] [stdout]     |
[INFO] [stdout] 237 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:239:25
[INFO] [stdout]     |
[INFO] [stdout] 239 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:379:43
[INFO] [stdout]     |
[INFO] [stdout] 379 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:383:45
[INFO] [stdout]     |
[INFO] [stdout] 383 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:388:43
[INFO] [stdout]     |
[INFO] [stdout] 388 | ...                   match try!(visitor . visit :: < bool > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:392:45
[INFO] [stdout]     |
[INFO] [stdout] 392 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:397:43
[INFO] [stdout]     |
[INFO] [stdout] 397 | ...                   match try!(visitor . visit :: < bool > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:401:45
[INFO] [stdout]     |
[INFO] [stdout] 401 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:406:43
[INFO] [stdout]     |
[INFO] [stdout] 406 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:410:45
[INFO] [stdout]     |
[INFO] [stdout] 410 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:415:43
[INFO] [stdout]     |
[INFO] [stdout] 415 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:419:45
[INFO] [stdout]     |
[INFO] [stdout] 419 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:424:43
[INFO] [stdout]     |
[INFO] [stdout] 424 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:428:45
[INFO] [stdout]     |
[INFO] [stdout] 428 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:433:43
[INFO] [stdout]     |
[INFO] [stdout] 433 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:437:45
[INFO] [stdout]     |
[INFO] [stdout] 437 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:441:33
[INFO] [stdout]     |
[INFO] [stdout] 441 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:464:43
[INFO] [stdout]     |
[INFO] [stdout] 464 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:473:54
[INFO] [stdout]     |
[INFO] [stdout] 473 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:483:54
[INFO] [stdout]     |
[INFO] [stdout] 483 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:493:54
[INFO] [stdout]     |
[INFO] [stdout] 493 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:503:54
[INFO] [stdout]     |
[INFO] [stdout] 503 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:514:54
[INFO] [stdout]     |
[INFO] [stdout] 514 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:525:54
[INFO] [stdout]     |
[INFO] [stdout] 525 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:536:54
[INFO] [stdout]     |
[INFO] [stdout] 536 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:542:45
[INFO] [stdout]     |
[INFO] [stdout] 542 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:548:33
[INFO] [stdout]     |
[INFO] [stdout] 548 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:553:41
[INFO] [stdout]     |
[INFO] [stdout] 553 | ...                   try!(visitor . missing_field ( "title"
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:560:41
[INFO] [stdout]     |
[INFO] [stdout] 560 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:567:41
[INFO] [stdout]     |
[INFO] [stdout] 567 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:574:41
[INFO] [stdout]     |
[INFO] [stdout] 574 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:581:41
[INFO] [stdout]     |
[INFO] [stdout] 581 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:588:41
[INFO] [stdout]     |
[INFO] [stdout] 588 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:595:41
[INFO] [stdout]     |
[INFO] [stdout] 595 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:766:39
[INFO] [stdout]     |
[INFO] [stdout] 766 | ...                   match try!(visitor . visit_variant (  )) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:768:41
[INFO] [stdout]     |
[INFO] [stdout] 768 | ...                   try!(visitor . visit_unit (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:772:73
[INFO] [stdout]     |
[INFO] [stdout] 772 | ...                   Ok(NodeConnectorDescs::constant(try!(visitor
[INFO] [stdout]     |                                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:784:73
[INFO] [stdout]     |
[INFO] [stdout] 784 | ...                   Ok(NodeConnectorDescs::variable(try!(visitor
[INFO] [stdout]     |                                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:829:29
[INFO] [stdout]     |
[INFO] [stdout] 829 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:831:25
[INFO] [stdout]     |
[INFO] [stdout] 831 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:910:43
[INFO] [stdout]     |
[INFO] [stdout] 910 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:914:45
[INFO] [stdout]     |
[INFO] [stdout] 914 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:918:33
[INFO] [stdout]     |
[INFO] [stdout] 918 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:929:43
[INFO] [stdout]     |
[INFO] [stdout] 929 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:938:54
[INFO] [stdout]     |
[INFO] [stdout] 938 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:943:45
[INFO] [stdout]     |
[INFO] [stdout] 943 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:949:33
[INFO] [stdout]     |
[INFO] [stdout] 949 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:954:41
[INFO] [stdout]     |
[INFO] [stdout] 954 | ...                   try!(visitor . missing_field ( "name"
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:985:29
[INFO] [stdout]     |
[INFO] [stdout] 985 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:987:25
[INFO] [stdout]     |
[INFO] [stdout] 987 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1065:43
[INFO] [stdout]      |
[INFO] [stdout] 1065 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1069:45
[INFO] [stdout]      |
[INFO] [stdout] 1069 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1073:33
[INFO] [stdout]      |
[INFO] [stdout] 1073 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1083:43
[INFO] [stdout]      |
[INFO] [stdout] 1083 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1092:54
[INFO] [stdout]      |
[INFO] [stdout] 1092 | ...                   Some(try!(visitor .
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1098:45
[INFO] [stdout]      |
[INFO] [stdout] 1098 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1104:33
[INFO] [stdout]      |
[INFO] [stdout] 1104 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1109:41
[INFO] [stdout]      |
[INFO] [stdout] 1109 | ...                   try!(visitor . missing_field (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1149:33
[INFO] [stdout]      |
[INFO] [stdout] 1149 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1151:29
[INFO] [stdout]      |
[INFO] [stdout] 1151 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1153:29
[INFO] [stdout]      |
[INFO] [stdout] 1153 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1156:29
[INFO] [stdout]      |
[INFO] [stdout] 1156 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1159:29
[INFO] [stdout]      |
[INFO] [stdout] 1159 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1197:33
[INFO] [stdout]      |
[INFO] [stdout] 1197 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1199:29
[INFO] [stdout]      |
[INFO] [stdout] 1199 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1202:29
[INFO] [stdout]      |
[INFO] [stdout] 1202 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1299:47
[INFO] [stdout]      |
[INFO] [stdout] 1299 | ...                   match try!(visitor . visit :: < usize
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1303:49
[INFO] [stdout]      |
[INFO] [stdout] 1303 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1308:47
[INFO] [stdout]      |
[INFO] [stdout] 1308 | ...                   match try!(visitor . visit :: < usize
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1312:49
[INFO] [stdout]      |
[INFO] [stdout] 1312 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1316:37
[INFO] [stdout]      |
[INFO] [stdout] 1316 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1331:47
[INFO] [stdout]      |
[INFO] [stdout] 1331 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1340:58
[INFO] [stdout]      |
[INFO] [stdout] 1340 | ...                   Some(try!(visitor .
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1350:58
[INFO] [stdout]      |
[INFO] [stdout] 1350 | ...                   Some(try!(visitor .
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1355:49
[INFO] [stdout]      |
[INFO] [stdout] 1355 | ...                   try!(visitor . visit_value ::
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1361:37
[INFO] [stdout]      |
[INFO] [stdout] 1361 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1366:45
[INFO] [stdout]      |
[INFO] [stdout] 1366 | ...                   try!(visitor . missing_field (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1373:45
[INFO] [stdout]      |
[INFO] [stdout] 1373 | ...                   try!(visitor . missing_field (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1422:33
[INFO] [stdout]      |
[INFO] [stdout] 1422 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1424:29
[INFO] [stdout]      |
[INFO] [stdout] 1424 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1512:47
[INFO] [stdout]      |
[INFO] [stdout] 1512 | ...                   match try!(visitor . visit :: < usize
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1516:49
[INFO] [stdout]      |
[INFO] [stdout] 1516 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1520:37
[INFO] [stdout]      |
[INFO] [stdout] 1520 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1531:47
[INFO] [stdout]      |
[INFO] [stdout] 1531 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1540:58
[INFO] [stdout]      |
[INFO] [stdout] 1540 | ...                   Some(try!(visitor .
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1545:49
[INFO] [stdout]      |
[INFO] [stdout] 1545 | ...                   try!(visitor . visit_value ::
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1551:37
[INFO] [stdout]      |
[INFO] [stdout] 1551 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1556:45
[INFO] [stdout]      |
[INFO] [stdout] 1556 | ...                   try!(visitor . missing_field (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1587:33
[INFO] [stdout]      |
[INFO] [stdout] 1587 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1589:29
[INFO] [stdout]      |
[INFO] [stdout] 1589 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1592:29
[INFO] [stdout]      |
[INFO] [stdout] 1592 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1689:47
[INFO] [stdout]      |
[INFO] [stdout] 1689 | ...                   match try!(visitor . visit :: < usize
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1693:49
[INFO] [stdout]      |
[INFO] [stdout] 1693 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1698:47
[INFO] [stdout]      |
[INFO] [stdout] 1698 | ...                   match try!(visitor . visit :: < usize
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1702:49
[INFO] [stdout]      |
[INFO] [stdout] 1702 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1706:37
[INFO] [stdout]      |
[INFO] [stdout] 1706 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1721:47
[INFO] [stdout]      |
[INFO] [stdout] 1721 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1730:58
[INFO] [stdout]      |
[INFO] [stdout] 1730 | ...                   Some(try!(visitor .
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1740:58
[INFO] [stdout]      |
[INFO] [stdout] 1740 | ...                   Some(try!(visitor .
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1745:49
[INFO] [stdout]      |
[INFO] [stdout] 1745 | ...                   try!(visitor . visit_value ::
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1751:37
[INFO] [stdout]      |
[INFO] [stdout] 1751 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1756:45
[INFO] [stdout]      |
[INFO] [stdout] 1756 | ...                   try!(visitor . missing_field (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1763:45
[INFO] [stdout]      |
[INFO] [stdout] 1763 | ...                   try!(visitor . missing_field (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1127:41
[INFO] [stdout]      |
[INFO] [stdout] 1127 |             pub fn destructure(self) -> (Option<Vec<NodeDesc>>) {
[INFO] [stdout]      |                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1128:17
[INFO] [stdout]      |
[INFO] [stdout] 1128 |                 (self.node_descriptions)
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/funcs/construct.rs:11:34
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stdout]    |                                  ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/payload.rs:12:33
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn destructure(self) -> (Vec<NodeDesc>) {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/payload.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         (self.node_descriptions)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util/cast_this.rs:6:59
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn cast_this<'a>(this: &'a RwLockReadGuard<Option<Box<Any + Send + Sync>>>) -> Result<&'a Environment> {
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util/cast_this_mut.rs:6:68
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn cast_this_mut<'a>(this: &'a mut RwLockWriteGuard<Option<Box<Any + Send + Sync>>>) -> Result<&'a mut Environment> {
[INFO] [stdout]   |                                                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util/get_this.rs:7:71
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_this(libflo: &Libflo) -> Result<RwLockReadGuard<Option<Box<Any + Send + Sync>>>> {
[INFO] [stdout]   |                                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util/get_this_mut.rs:7:76
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_this_mut(libflo: &Libflo) -> Result<RwLockWriteGuard<Option<Box<Any + Send + Sync>>>> {
[INFO] [stdout]   |                                                                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:111:43
[INFO] [stdout]     |
[INFO] [stdout] 111 | ...                   match try!(visitor . visit :: < usize > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:115:45
[INFO] [stdout]     |
[INFO] [stdout] 115 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:120:43
[INFO] [stdout]     |
[INFO] [stdout] 120 | ...                   match try!(visitor . visit :: < NodeDesc >
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:124:45
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:128:33
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:141:43
[INFO] [stdout]     |
[INFO] [stdout] 141 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:150:54
[INFO] [stdout]     |
[INFO] [stdout] 150 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:160:54
[INFO] [stdout]     |
[INFO] [stdout] 160 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:165:45
[INFO] [stdout]     |
[INFO] [stdout] 165 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:171:33
[INFO] [stdout]     |
[INFO] [stdout] 171 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:176:41
[INFO] [stdout]     |
[INFO] [stdout] 176 | ...                   try!(visitor . missing_field ( "key"
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:183:41
[INFO] [stdout]     |
[INFO] [stdout] 183 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:222:29
[INFO] [stdout]     |
[INFO] [stdout] 222 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:225:25
[INFO] [stdout]     |
[INFO] [stdout] 225 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:227:25
[INFO] [stdout]     |
[INFO] [stdout] 227 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:229:25
[INFO] [stdout]     |
[INFO] [stdout] 229 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:231:25
[INFO] [stdout]     |
[INFO] [stdout] 231 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:234:25
[INFO] [stdout]     |
[INFO] [stdout] 234 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:237:25
[INFO] [stdout]     |
[INFO] [stdout] 237 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:239:25
[INFO] [stdout]     |
[INFO] [stdout] 239 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:379:43
[INFO] [stdout]     |
[INFO] [stdout] 379 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:383:45
[INFO] [stdout]     |
[INFO] [stdout] 383 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:388:43
[INFO] [stdout]     |
[INFO] [stdout] 388 | ...                   match try!(visitor . visit :: < bool > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:392:45
[INFO] [stdout]     |
[INFO] [stdout] 392 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:397:43
[INFO] [stdout]     |
[INFO] [stdout] 397 | ...                   match try!(visitor . visit :: < bool > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:401:45
[INFO] [stdout]     |
[INFO] [stdout] 401 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:406:43
[INFO] [stdout]     |
[INFO] [stdout] 406 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:410:45
[INFO] [stdout]     |
[INFO] [stdout] 410 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:415:43
[INFO] [stdout]     |
[INFO] [stdout] 415 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:419:45
[INFO] [stdout]     |
[INFO] [stdout] 419 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:424:43
[INFO] [stdout]     |
[INFO] [stdout] 424 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:428:45
[INFO] [stdout]     |
[INFO] [stdout] 428 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:433:43
[INFO] [stdout]     |
[INFO] [stdout] 433 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:437:45
[INFO] [stdout]     |
[INFO] [stdout] 437 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:441:33
[INFO] [stdout]     |
[INFO] [stdout] 441 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:464:43
[INFO] [stdout]     |
[INFO] [stdout] 464 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:473:54
[INFO] [stdout]     |
[INFO] [stdout] 473 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:483:54
[INFO] [stdout]     |
[INFO] [stdout] 483 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:493:54
[INFO] [stdout]     |
[INFO] [stdout] 493 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:503:54
[INFO] [stdout]     |
[INFO] [stdout] 503 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:514:54
[INFO] [stdout]     |
[INFO] [stdout] 514 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:525:54
[INFO] [stdout]     |
[INFO] [stdout] 525 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:536:54
[INFO] [stdout]     |
[INFO] [stdout] 536 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:542:45
[INFO] [stdout]     |
[INFO] [stdout] 542 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:548:33
[INFO] [stdout]     |
[INFO] [stdout] 548 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:553:41
[INFO] [stdout]     |
[INFO] [stdout] 553 | ...                   try!(visitor . missing_field ( "title"
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:560:41
[INFO] [stdout]     |
[INFO] [stdout] 560 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:567:41
[INFO] [stdout]     |
[INFO] [stdout] 567 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:574:41
[INFO] [stdout]     |
[INFO] [stdout] 574 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:581:41
[INFO] [stdout]     |
[INFO] [stdout] 581 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:588:41
[INFO] [stdout]     |
[INFO] [stdout] 588 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:595:41
[INFO] [stdout]     |
[INFO] [stdout] 595 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:766:39
[INFO] [stdout]     |
[INFO] [stdout] 766 | ...                   match try!(visitor . visit_variant (  )) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:768:41
[INFO] [stdout]     |
[INFO] [stdout] 768 | ...                   try!(visitor . visit_unit (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:772:73
[INFO] [stdout]     |
[INFO] [stdout] 772 | ...                   Ok(NodeConnectorDescs::constant(try!(visitor
[INFO] [stdout]     |                                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:784:73
[INFO] [stdout]     |
[INFO] [stdout] 784 | ...                   Ok(NodeConnectorDescs::variable(try!(visitor
[INFO] [stdout]     |                                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:829:29
[INFO] [stdout]     |
[INFO] [stdout] 829 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:831:25
[INFO] [stdout]     |
[INFO] [stdout] 831 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:910:43
[INFO] [stdout]     |
[INFO] [stdout] 910 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:914:45
[INFO] [stdout]     |
[INFO] [stdout] 914 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:918:33
[INFO] [stdout]     |
[INFO] [stdout] 918 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:929:43
[INFO] [stdout]     |
[INFO] [stdout] 929 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:938:54
[INFO] [stdout]     |
[INFO] [stdout] 938 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:943:45
[INFO] [stdout]     |
[INFO] [stdout] 943 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:949:33
[INFO] [stdout]     |
[INFO] [stdout] 949 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:954:41
[INFO] [stdout]     |
[INFO] [stdout] 954 | ...                   try!(visitor . missing_field ( "name"
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:985:29
[INFO] [stdout]     |
[INFO] [stdout] 985 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:987:25
[INFO] [stdout]     |
[INFO] [stdout] 987 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1065:43
[INFO] [stdout]      |
[INFO] [stdout] 1065 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1069:45
[INFO] [stdout]      |
[INFO] [stdout] 1069 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1073:33
[INFO] [stdout]      |
[INFO] [stdout] 1073 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1083:43
[INFO] [stdout]      |
[INFO] [stdout] 1083 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1092:54
[INFO] [stdout]      |
[INFO] [stdout] 1092 | ...                   Some(try!(visitor .
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1098:45
[INFO] [stdout]      |
[INFO] [stdout] 1098 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1104:33
[INFO] [stdout]      |
[INFO] [stdout] 1104 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1109:41
[INFO] [stdout]      |
[INFO] [stdout] 1109 | ...                   try!(visitor . missing_field (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1149:33
[INFO] [stdout]      |
[INFO] [stdout] 1149 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1151:29
[INFO] [stdout]      |
[INFO] [stdout] 1151 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1153:29
[INFO] [stdout]      |
[INFO] [stdout] 1153 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1156:29
[INFO] [stdout]      |
[INFO] [stdout] 1156 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1159:29
[INFO] [stdout]      |
[INFO] [stdout] 1159 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1197:33
[INFO] [stdout]      |
[INFO] [stdout] 1197 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1199:29
[INFO] [stdout]      |
[INFO] [stdout] 1199 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1202:29
[INFO] [stdout]      |
[INFO] [stdout] 1202 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1299:47
[INFO] [stdout]      |
[INFO] [stdout] 1299 | ...                   match try!(visitor . visit :: < usize
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1303:49
[INFO] [stdout]      |
[INFO] [stdout] 1303 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1308:47
[INFO] [stdout]      |
[INFO] [stdout] 1308 | ...                   match try!(visitor . visit :: < usize
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1312:49
[INFO] [stdout]      |
[INFO] [stdout] 1312 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1316:37
[INFO] [stdout]      |
[INFO] [stdout] 1316 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1331:47
[INFO] [stdout]      |
[INFO] [stdout] 1331 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1340:58
[INFO] [stdout]      |
[INFO] [stdout] 1340 | ...                   Some(try!(visitor .
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1350:58
[INFO] [stdout]      |
[INFO] [stdout] 1350 | ...                   Some(try!(visitor .
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1355:49
[INFO] [stdout]      |
[INFO] [stdout] 1355 | ...                   try!(visitor . visit_value ::
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1361:37
[INFO] [stdout]      |
[INFO] [stdout] 1361 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1366:45
[INFO] [stdout]      |
[INFO] [stdout] 1366 | ...                   try!(visitor . missing_field (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1373:45
[INFO] [stdout]      |
[INFO] [stdout] 1373 | ...                   try!(visitor . missing_field (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1422:33
[INFO] [stdout]      |
[INFO] [stdout] 1422 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1424:29
[INFO] [stdout]      |
[INFO] [stdout] 1424 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1512:47
[INFO] [stdout]      |
[INFO] [stdout] 1512 | ...                   match try!(visitor . visit :: < usize
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1516:49
[INFO] [stdout]      |
[INFO] [stdout] 1516 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1520:37
[INFO] [stdout]      |
[INFO] [stdout] 1520 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1531:47
[INFO] [stdout]      |
[INFO] [stdout] 1531 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1540:58
[INFO] [stdout]      |
[INFO] [stdout] 1540 | ...                   Some(try!(visitor .
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1545:49
[INFO] [stdout]      |
[INFO] [stdout] 1545 | ...                   try!(visitor . visit_value ::
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1551:37
[INFO] [stdout]      |
[INFO] [stdout] 1551 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1556:45
[INFO] [stdout]      |
[INFO] [stdout] 1556 | ...                   try!(visitor . missing_field (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1587:33
[INFO] [stdout]      |
[INFO] [stdout] 1587 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1589:29
[INFO] [stdout]      |
[INFO] [stdout] 1589 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1592:29
[INFO] [stdout]      |
[INFO] [stdout] 1592 | ...                   try!(_serializer . serialize_struct_elt (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1689:47
[INFO] [stdout]      |
[INFO] [stdout] 1689 | ...                   match try!(visitor . visit :: < usize
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1693:49
[INFO] [stdout]      |
[INFO] [stdout] 1693 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1698:47
[INFO] [stdout]      |
[INFO] [stdout] 1698 | ...                   match try!(visitor . visit :: < usize
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1702:49
[INFO] [stdout]      |
[INFO] [stdout] 1702 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1706:37
[INFO] [stdout]      |
[INFO] [stdout] 1706 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1721:47
[INFO] [stdout]      |
[INFO] [stdout] 1721 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1730:58
[INFO] [stdout]      |
[INFO] [stdout] 1730 | ...                   Some(try!(visitor .
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1740:58
[INFO] [stdout]      |
[INFO] [stdout] 1740 | ...                   Some(try!(visitor .
[INFO] [stdout]      |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1745:49
[INFO] [stdout]      |
[INFO] [stdout] 1745 | ...                   try!(visitor . visit_value ::
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1751:37
[INFO] [stdout]      |
[INFO] [stdout] 1751 | ...                   try!(visitor . end (  ));
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1756:45
[INFO] [stdout]      |
[INFO] [stdout] 1756 | ...                   try!(visitor . missing_field (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1763:45
[INFO] [stdout]      |
[INFO] [stdout] 1763 | ...                   try!(visitor . missing_field (
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1127:41
[INFO] [stdout]      |
[INFO] [stdout] 1127 |             pub fn destructure(self) -> (Option<Vec<NodeDesc>>) {
[INFO] [stdout]      |                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/graphflo-a042ecf639170310/out/serde_types.rs:1128:17
[INFO] [stdout]      |
[INFO] [stdout] 1128 |                 (self.node_descriptions)
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/funcs/construct.rs:11:34
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stdout]    |                                  ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/payload.rs:12:33
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn destructure(self) -> (Vec<NodeDesc>) {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/payload.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         (self.node_descriptions)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util/cast_this.rs:6:59
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn cast_this<'a>(this: &'a RwLockReadGuard<Option<Box<Any + Send + Sync>>>) -> Result<&'a Environment> {
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util/cast_this_mut.rs:6:68
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn cast_this_mut<'a>(this: &'a mut RwLockWriteGuard<Option<Box<Any + Send + Sync>>>) -> Result<&'a mut Environment> {
[INFO] [stdout]   |                                                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util/get_this.rs:7:71
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_this(libflo: &Libflo) -> Result<RwLockReadGuard<Option<Box<Any + Send + Sync>>>> {
[INFO] [stdout]   |                                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util/get_this_mut.rs:7:76
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_this_mut(libflo: &Libflo) -> Result<RwLockWriteGuard<Option<Box<Any + Send + Sync>>>> {
[INFO] [stdout]   |                                                                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     types { }
[INFO] [stdout] 5  | |
[INFO] [stdout] 6  | |     links {
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | |     }
[INFO] [stdout] 94 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/static_libflo.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | / lazy_static! {
[INFO] [stdout] 6 | |     pub static ref STATIC_LIBFLO: MutStatic<Arc<Libflo>> = {
[INFO] [stdout] 7 | |         MutStatic::new()
[INFO] [stdout] 8 | |     };
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     types { }
[INFO] [stdout] 5  | |
[INFO] [stdout] 6  | |     links {
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | |     }
[INFO] [stdout] 94 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/static_libflo.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | / lazy_static! {
[INFO] [stdout] 6 | |     pub static ref STATIC_LIBFLO: MutStatic<Arc<Libflo>> = {
[INFO] [stdout] 7 | |         MutStatic::new()
[INFO] [stdout] 8 | |     };
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     types { }
[INFO] [stdout] 5  | |
[INFO] [stdout] 6  | |     links {
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | |     }
[INFO] [stdout] 94 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     types { }
[INFO] [stdout] 5  | |
[INFO] [stdout] 6  | |     links {
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | |     }
[INFO] [stdout] 94 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]  --> src/funcs/add_node.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern fn add_node(arg: &str) -> FuncResult<()> {
[INFO] [stdout]   |                             ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]   = help: consider using `*const u8` and a length instead
[INFO] [stdout]   = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]  --> src/funcs/add_node.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern fn add_node(arg: &str) -> FuncResult<()> {
[INFO] [stdout]   |                             ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]   = help: consider using `*const u8` and a length instead
[INFO] [stdout]   = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stdout]  --> src/funcs/add_node.rs:7:38
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern fn add_node(arg: &str) -> FuncResult<()> {
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]   = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]  --> src/funcs/connect_nodes.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern fn connect_nodes(arg: &str) -> FuncResult<()> {
[INFO] [stdout]   |                                  ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using `*const u8` and a length instead
[INFO] [stdout]   = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stdout]  --> src/funcs/connect_nodes.rs:7:43
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern fn connect_nodes(arg: &str) -> FuncResult<()> {
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]   = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `dyn Any`, which is not FFI-safe
[INFO] [stdout]   --> src/funcs/construct.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stdout]    |                                 ^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: trait objects have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stdout]   --> src/funcs/construct.rs:11:42
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stdout]  --> src/funcs/get_resources.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern fn get_resources() -> FuncResult<()> {
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]   = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stdout]  --> src/funcs/add_node.rs:7:38
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern fn add_node(arg: &str) -> FuncResult<()> {
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]   = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]  --> src/funcs/connect_nodes.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern fn connect_nodes(arg: &str) -> FuncResult<()> {
[INFO] [stdout]   |                                  ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using `*const u8` and a length instead
[INFO] [stdout]   = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stdout]  --> src/funcs/connect_nodes.rs:7:43
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern fn connect_nodes(arg: &str) -> FuncResult<()> {
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]   = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `dyn Any`, which is not FFI-safe
[INFO] [stdout]   --> src/funcs/construct.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stdout]    |                                 ^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: trait objects have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stdout]   --> src/funcs/construct.rs:11:42
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stdout]  --> src/funcs/get_resources.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern fn get_resources() -> FuncResult<()> {
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]   = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 143 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 143 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "5ee517e859d76e5314c43793496747003e063327f974a4af7c0f6749c9b52dd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ee517e859d76e5314c43793496747003e063327f974a4af7c0f6749c9b52dd3", kill_on_drop: false }`
[INFO] [stdout] 5ee517e859d76e5314c43793496747003e063327f974a4af7c0f6749c9b52dd3